Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757373AbaJ2UUC (ORCPT ); Wed, 29 Oct 2014 16:20:02 -0400 Received: from g4t3426.houston.hp.com ([15.201.208.54]:20993 "EHLO g4t3426.houston.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757346AbaJ2UT5 (ORCPT ); Wed, 29 Oct 2014 16:19:57 -0400 From: Waiman Long To: Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , Peter Zijlstra Cc: linux-arch@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, xen-devel@lists.xenproject.org, kvm@vger.kernel.org, Paolo Bonzini , Konrad Rzeszutek Wilk , Boris Ostrovsky , "Paul E. McKenney" , Rik van Riel , Linus Torvalds , Raghavendra K T , David Vrabel , Oleg Nesterov , Scott J Norton , Douglas Hatch , Waiman Long , Peter Zijlstra Subject: [PATCH v13 08/11] qspinlock, x86: Rename paravirt_ticketlocks_enabled Date: Wed, 29 Oct 2014 16:19:08 -0400 Message-Id: <1414613951-32532-9-git-send-email-Waiman.Long@hp.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1414613951-32532-1-git-send-email-Waiman.Long@hp.com> References: <1414613951-32532-1-git-send-email-Waiman.Long@hp.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch renames the paravirt_ticketlocks_enabled static key to a more generic paravirt_spinlocks_enabled name. Signed-off-by: Waiman Long Signed-off-by: Peter Zijlstra --- arch/x86/include/asm/spinlock.h | 4 ++-- arch/x86/kernel/kvm.c | 2 +- arch/x86/kernel/paravirt-spinlocks.c | 4 ++-- arch/x86/xen/spinlock.c | 2 +- 4 files changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/x86/include/asm/spinlock.h b/arch/x86/include/asm/spinlock.h index 5899483..928751e 100644 --- a/arch/x86/include/asm/spinlock.h +++ b/arch/x86/include/asm/spinlock.h @@ -39,7 +39,7 @@ /* How long a lock should spin before we consider blocking */ #define SPIN_THRESHOLD (1 << 15) -extern struct static_key paravirt_ticketlocks_enabled; +extern struct static_key paravirt_spinlocks_enabled; static __always_inline bool static_key_false(struct static_key *key); #ifdef CONFIG_QUEUE_SPINLOCK @@ -150,7 +150,7 @@ static inline void __ticket_unlock_slowpath(arch_spinlock_t *lock, static __always_inline void arch_spin_unlock(arch_spinlock_t *lock) { if (TICKET_SLOWPATH_FLAG && - static_key_false(¶virt_ticketlocks_enabled)) { + static_key_false(¶virt_spinlocks_enabled)) { arch_spinlock_t prev; prev = *lock; diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c index f6945be..eaa064c 100644 --- a/arch/x86/kernel/kvm.c +++ b/arch/x86/kernel/kvm.c @@ -827,7 +827,7 @@ static __init int kvm_spinlock_init_jump(void) if (!kvm_para_has_feature(KVM_FEATURE_PV_UNHALT)) return 0; - static_key_slow_inc(¶virt_ticketlocks_enabled); + static_key_slow_inc(¶virt_spinlocks_enabled); printk(KERN_INFO "KVM setup paravirtual spinlock\n"); return 0; diff --git a/arch/x86/kernel/paravirt-spinlocks.c b/arch/x86/kernel/paravirt-spinlocks.c index bbb6c73..e434f24 100644 --- a/arch/x86/kernel/paravirt-spinlocks.c +++ b/arch/x86/kernel/paravirt-spinlocks.c @@ -16,5 +16,5 @@ struct pv_lock_ops pv_lock_ops = { }; EXPORT_SYMBOL(pv_lock_ops); -struct static_key paravirt_ticketlocks_enabled = STATIC_KEY_INIT_FALSE; -EXPORT_SYMBOL(paravirt_ticketlocks_enabled); +struct static_key paravirt_spinlocks_enabled = STATIC_KEY_INIT_FALSE; +EXPORT_SYMBOL(paravirt_spinlocks_enabled); diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c index 23b45eb..d332ae0 100644 --- a/arch/x86/xen/spinlock.c +++ b/arch/x86/xen/spinlock.c @@ -293,7 +293,7 @@ static __init int xen_init_spinlocks_jump(void) if (!xen_domain()) return 0; - static_key_slow_inc(¶virt_ticketlocks_enabled); + static_key_slow_inc(¶virt_spinlocks_enabled); return 0; } early_initcall(xen_init_spinlocks_jump); -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/